WO2011018343A1 - Procédé de fabrication d'une couche antifriction sur un élément à palier lisse, et élément à palier lisse ainsi obtenu - Google Patents

Procédé de fabrication d'une couche antifriction sur un élément à palier lisse, et élément à palier lisse ainsi obtenu Download PDF

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Publication number
WO2011018343A1
WO2011018343A1 PCT/EP2010/061018 EP2010061018W WO2011018343A1 WO 2011018343 A1 WO2011018343 A1 WO 2011018343A1 EP 2010061018 W EP2010061018 W EP 2010061018W WO 2011018343 A1 WO2011018343 A1 WO 2011018343A1
Authority
WO
WIPO (PCT)
Prior art keywords
sliding
bearing component
suspension
sliding material
plain bearing
Prior art date
Application number
PCT/EP2010/061018
Other languages
German (de)
English (en)
Inventor
Gudrun Martin
Cedric Zimmermann
Original Assignee
Schaeffler Technologies Gmbh & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies Gmbh & Co. Kg filed Critical Schaeffler Technologies Gmbh & Co. Kg
Publication of WO2011018343A1 publication Critical patent/WO2011018343A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/203—Multilayer structures, e.g. sleeves comprising a plastic lining
    • F16C33/206—Multilayer structures, e.g. sleeves comprising a plastic lining with three layers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/02—Sliding-contact bearings
    • F16C23/04—Sliding-contact bearings self-adjusting
    • F16C23/043—Sliding-contact bearings self-adjusting with spherical surfaces, e.g. spherical plain bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/201—Composition of the plastic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/208—Methods of manufacture, e.g. shaping, applying coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/20—Thermoplastic resins
    • F16C2208/30—Fluoropolymers
    • F16C2208/32—Polytetrafluorethylene [PTFE]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/20—Thermoplastic resins
    • F16C2208/72—Acrylics, e.g. polymethylmethacrylate [PMMA]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2223/00—Surface treatments; Hardening; Coating
    • F16C2223/30—Coating surfaces
    • F16C2223/42—Coating surfaces by spraying the coating material, e.g. plasma spraying
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1095—Construction relative to lubrication with solids as lubricant, e.g. dry coatings, powder

Definitions

  • the invention relates to a method for producing a sliding layer on a sliding bearing component, in which a porous coating is applied to the sliding bearing component by means of a thermal spraying method, wherein at least a part of the pores is provided with a sliding material by means of vacuum impregnation.
  • silica bearing component as used in this application particularly includes slide bushes and spherical plain bearings as well as other components used in high performance plain bearings Such high performance plain bearings are suitable for aggressive or corrosive media such as salt water, oil or the like.
  • DE 10 2007 035 342 A1 proposes a method for producing a sliding layer on a plain bearing component, in which a porous coating is applied to the plain bearing component and at least part of the pores are provided with a sliding material.
  • the functionality and reliability of the sliding bearing should be increased by the porous layer forms a reservoir for the sliding material, which can be dispensed finely dosed during operation and serves as a long-term lubrication.
  • a sliding bearing material consisting of a metallic support body on which a bronze layer is sintered porous, the pores are filled by vacuum infiltration with polytetrafluoroethylene.
  • the PTFE is embedded in the pores of the bronze layer and acts as a solid lubricant.
  • a method for producing a self-lubricating bearing is known from EP 1 412 1 12 B1, in which bronze powder is pressed and subsequently sintered. The pores of the sintered bronze are filled with PTFE by vacuum infiltration.
  • the invention has for its object to provide a method for producing a sliding layer on a sliding bearing component, which allows easy production of a permanently trouble-free insertable sliding bearing component. To solve this problem, it is provided according to the invention in a method of the type mentioned that the sliding material is used in a suspension.
  • the method according to the invention is particularly suitable for thermal spraying methods such as plasma spraying, flame spraying, arc spraying and laser spraying.
  • thermal spraying methods such as plasma spraying, flame spraying, arc spraying and laser spraying.
  • a metallic coating can be applied which consists in particular of bronze or a bronze-containing alloy.
  • the coating may also contain non-metallic materials, depending on the intended use.
  • the sliding material is used in a suspension with water, a plastic or a synthetic resin.
  • these suspensions which contain different carrier liquids, the introduction of the sliding material into the pores is facilitated.
  • synthetic resins in particular polyacrylic methacrylate, Methacrylate monomers or acrylate monomers. In this way, the sliding material is bound in the synthetic resin and released gradually.
  • a further improvement of the method according to the invention can be achieved by providing the suspension with an emulsifier.
  • the emulsifier By using the emulsifier, the mixing of the sliding material with the carrier liquid is improved and stabilized, an automatic separation of the liquid and the solid phase is avoided.
  • a suspension with polyamide-imide (PAI), phenol, polyesterimide (PESI), polyimide (PI) or polyethehmide (PEI) is used.
  • PAI polyamide-imide
  • PESI polyesterimide
  • PI polyimide
  • PEI polyethehmide
  • an optimum sliding layer can be produced if one or more of the following substances is or are used as a sliding material in powder form, as particles, fibers, nanotubes, platelets or spheres: polytetrafluoroethylene (PTFE), graphite, molybdenum sulfide, tungsten disulfide.
  • PTFE polytetrafluoroethylene
  • graphite graphite
  • molybdenum sulfide molybdenum sulfide
  • tungsten disulfide tungsten disulfide
  • the invention relates to a sliding bearing component, with a sliding layer having a porous coating, wherein at least a part of the pores is provided with a sliding material.
  • the sliding bearing component according to the invention is characterized in that it is produced by the method described. Brief description of the drawings
  • Fig. 1 shows an inventive sliding bearing component in a cut
  • FIG. 2 shows an enlarged detail of the sliding bearing component of FIG. 1 in the region of the sliding layer
  • Fig. 3 is a micrograph of a sliding bearing component according to the invention.
  • Fig. 4 is a microsection of another sliding bearing component according to the invention.
  • FIG. 1 shows an exemplary embodiment of a slide bearing component 1, which is designed as a one-piece spherical plain bearing.
  • the sliding bearing component has an outer ring with an annular body 2, an outer lateral surface 3 and an inner lateral surface 4.
  • a sliding layer 5 has been applied by means of a thermal spraying process.
  • a porous coating 6 was applied by plasma spraying.
  • the porous coating 6 is made of bronze.
  • the coating 6 has a porous surface 7, in whose pores a sliding material 8 is introduced, which is infiltrated into the pores 9 of the coating.
  • the sliding material 8 is used in a suspension, water being used as carrier material is used. After drying the water, the sliding material 8 remains in the pores 9, whereby the desired sliding layer is produced.
  • the sliding material 8 comprises a mixture of graphite 10 and polytetrafluoroethylene (PTFE) 11.
  • FIG. 2 shows an enlarged detail of the sliding bearing component of FIG. 1 in the region of the porous coating.
  • the suspension used for the vacuum impregnation comprises 55 to 65 weight percent PTFE, 33.5 to 42.5 weight percent water and 0.5 to 3 weight percent of an emulsifier.
  • Another suspension comprises polyamideimide, phenol, polyestemide, polyimide or polyethermide as a carrier liquid.
  • low-viscosity polyacrylmethacrylate is used as a carrier, to which the lubricants graphite and PTFE are mixed in different amounts.
  • One suspension has 20% by weight of graphite, another suspension has 10% by weight of PTFE, another suspension contains 5% by weight of PTFE and 5% by weight of graphite.
  • FIG. 3 shows a micrograph of a plain bearing component produced according to the method described.
  • the suspension contains 20% by weight of graphite.
  • a base material 13 was applied to the pores having coating 6.
  • the consisting of the sliding material sliding layer 12 is visible. It is essential that in the region of the porous coating 6 all pores are completely filled with the sliding material.
  • FIG. 4 shows a micrograph of another sliding bearing component which has been produced by the described method.
  • the Kuumim Weggntechnik with a suspension containing 20 weight percent graphite.
  • the porous coating 6 produced by plasma spraying and on this the sliding layer 12. It can be seen that almost all the pores of the porous coating 6 are filled with the sliding material.
  • the vacuum impregnation was carried out with a suspension consisting of graphite as a solid lubricant and a synthetic resin, wherein polyacrylate-methacrylate was used.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Sliding-Contact Bearings (AREA)
  • Coating By Spraying Or Casting (AREA)

Abstract

La présente invention concerne un procédé de fabrication d'une couche antifriction sur un élément à palier lisse, consistant à appliquer par pulvérisation thermique sur l'élément à palier lisse un revêtement poreux dont une partie au moins des pores est pourvue par imprégnation sous vide d'une matière antifriction, laquelle matière antifriction est mise en œuvre sous forme d'une suspension.
PCT/EP2010/061018 2009-08-12 2010-07-29 Procédé de fabrication d'une couche antifriction sur un élément à palier lisse, et élément à palier lisse ainsi obtenu WO2011018343A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009037262.8 2009-08-12
DE102009037262A DE102009037262A1 (de) 2009-08-12 2009-08-12 Verfahren zur Herstellung einer Gleitschicht auf einem Gleitlagerbauteil und zugehöriges Gleitlagerbauteil

Publications (1)

Publication Number Publication Date
WO2011018343A1 true WO2011018343A1 (fr) 2011-02-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/061018 WO2011018343A1 (fr) 2009-08-12 2010-07-29 Procédé de fabrication d'une couche antifriction sur un élément à palier lisse, et élément à palier lisse ainsi obtenu

Country Status (2)

Country Link
DE (1) DE102009037262A1 (fr)
WO (1) WO2011018343A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110821955A (zh) * 2019-11-29 2020-02-21 江苏希西维轴承有限公司 一种挤压关节轴承外圈贴布方法
US11261913B2 (en) 2017-09-29 2022-03-01 Daido Metal Company Ltd. Sliding member

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8998495B2 (en) 2011-03-01 2015-04-07 Ntn Corporation Sliding bearing
DE102017202300A1 (de) * 2017-02-14 2018-08-16 Robert Bosch Gmbh Magnetanker und Verfahren zum Herstellen eines Magnetankers
DE102017124813B3 (de) * 2017-10-24 2018-11-29 Federal-Mogul Deva Gmbh Verbund-Bronzelager
WO2019202200A1 (fr) 2018-04-20 2019-10-24 Metso Flow Control Oy Valve et procédé de fabrication d'une surface de support pour une valve

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2729643A1 (de) * 1976-07-06 1978-01-12 Torrington Co Lagerelement
US5217814A (en) 1991-02-09 1993-06-08 Taiho Kogyo Co., Ltd. Sintered sliding material
DE19753639A1 (de) * 1996-12-14 1998-06-25 Glacier Gmbh Deva Werke Verfahren zur Herstellung eines Gleitlagerwerkstoffes
EP0852298B1 (fr) 1996-12-14 2003-03-19 Federal-Mogul Deva GmbH Matériau pour paliers lisses et procédé de fabrication d'un tel matériau
EP1412112B1 (fr) 2001-08-03 2005-11-09 Federal-Mogul Deva GmbH Palier en materiau massif et son procede de production
DE102007035342A1 (de) 2007-07-27 2009-01-29 Schaeffler Kg Verfahren zum Herstellen einer Gleitschicht auf einer Gleitlagerkomponente sowie Gleitlagerkomponente

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2729643A1 (de) * 1976-07-06 1978-01-12 Torrington Co Lagerelement
US5217814A (en) 1991-02-09 1993-06-08 Taiho Kogyo Co., Ltd. Sintered sliding material
DE19753639A1 (de) * 1996-12-14 1998-06-25 Glacier Gmbh Deva Werke Verfahren zur Herstellung eines Gleitlagerwerkstoffes
EP0852298B1 (fr) 1996-12-14 2003-03-19 Federal-Mogul Deva GmbH Matériau pour paliers lisses et procédé de fabrication d'un tel matériau
EP1412112B1 (fr) 2001-08-03 2005-11-09 Federal-Mogul Deva GmbH Palier en materiau massif et son procede de production
DE102007035342A1 (de) 2007-07-27 2009-01-29 Schaeffler Kg Verfahren zum Herstellen einer Gleitschicht auf einer Gleitlagerkomponente sowie Gleitlagerkomponente

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11261913B2 (en) 2017-09-29 2022-03-01 Daido Metal Company Ltd. Sliding member
CN110821955A (zh) * 2019-11-29 2020-02-21 江苏希西维轴承有限公司 一种挤压关节轴承外圈贴布方法

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